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diff --git a/runtime/docs/html/sym_8c-source.html b/runtime/docs/html/sym_8c-source.html new file mode 100644 index 00000000..2e8ffc8a --- /dev/null +++ b/runtime/docs/html/sym_8c-source.html @@ -0,0 +1,73 @@ +<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> +<html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1"> +<title>SystemTap: sym.c Source File</title> +<link href="doxygen.css" rel="stylesheet" type="text/css"> +</head><body> +<!-- Generated by Doxygen 1.4.1 --> +<div class="qindex"><a class="qindex" href="index.html">Main Page</a> | <a class="qindex" href="modules.html">Modules</a> | <a class="qindex" href="annotated.html">Data Structures</a> | <a class="qindex" href="dirs.html">Directories</a> | <a class="qindex" href="files.html">File List</a> | <a class="qindex" href="functions.html">Data Fields</a> | <a class="qindex" href="globals.html">Globals</a> | <a class="qindex" href="pages.html">Related Pages</a></div> +<h1>sym.c</h1><div class="fragment"><pre class="fragment">00001 <span class="preprocessor">#ifndef _SYM_C_ </span><span class="comment">/* -*- linux-c -*- */</span> +00002 <span class="preprocessor">#define _SYM_C_</span> +00003 <span class="preprocessor"></span> +00004 <span class="preprocessor">#include "scbuf.c"</span> +00005 <span class="comment"></span> +00006 <span class="comment">/** @file sym.c</span> +00007 <span class="comment"> * @addtogroup sym Symbolic Functions</span> +00008 <span class="comment"> * Symbolic Lookup Functions</span> +00009 <span class="comment"> * @{</span> +00010 <span class="comment"> */</span> +00011 <span class="comment"></span> +00012 <span class="comment">/** Lookup symbol.</span> +00013 <span class="comment"> * This simply calls the kernel function kallsyms_lookup().</span> +00014 <span class="comment"> * That function is not exported, so this workaround is required.</span> +00015 <span class="comment"> * See the kernel source, kernel/kallsyms.c for more information.</span> +00016 <span class="comment"> */</span> +00017 <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">char</span> * (*_stp_kallsyms_lookup)(<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> addr, +00018 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> *symbolsize, +00019 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> *offset, +00020 <span class="keywordtype">char</span> **modname, <span class="keywordtype">char</span> *namebuf)=(<span class="keywordtype">void</span> *)KALLSYMS_LOOKUP; +00021 +00022 <span class="keyword">static</span> <span class="keywordtype">void</span> __stp_symbol_print (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> address, <span class="keywordtype">void</span> (*prtfunc)(<span class="keyword">const</span> <span class="keywordtype">char</span> *fmt, ...)) +00023 { +00024 <span class="keywordtype">char</span> *modname; +00025 <span class="keyword">const</span> <span class="keywordtype">char</span> *name; +00026 <span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> offset, size; +00027 <span class="keywordtype">char</span> namebuf[KSYM_NAME_LEN+1]; +00028 +00029 name = _stp_kallsyms_lookup(address, &size, &offset, &modname, namebuf); +00030 +00031 (*prtfunc)(<span class="stringliteral">"0x%lx : "</span>, address); +00032 <span class="keywordflow">if</span> (modname) +00033 (*prtfunc)(<span class="stringliteral">"%s+%#lx/%#lx [%s]"</span>, name, offset, size, modname); +00034 <span class="keywordflow">else</span> +00035 (*prtfunc)(<span class="stringliteral">"%s+%#lx/%#lx"</span>, name, offset, size); +00036 } +00037 <span class="comment"></span> +00038 <span class="comment">/** Print addresses symbolically into a string</span> +00039 <span class="comment"> * @param address The address to lookup.</span> +00040 <span class="comment"> * @note Symbolic lookups should not be done within</span> +00041 <span class="comment"> * a probe because it is too time-consuming. Use at module exit time.</span> +00042 <span class="comment"> * @note Uses scbuf.</span> +00043 <span class="comment"> */</span> +00044 +<a name="l00045"></a><a class="code" href="group__sym.html#ga2">00045</a> <span class="keywordtype">char</span> * <a class="code" href="group__sym.html#ga2">_stp_symbol_sprint</a> (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> address) +00046 { +00047 <span class="keywordtype">char</span> *ptr = _stp_scbuf_cur(); +00048 __stp_symbol_print (address, <a class="code" href="group__scbuf.html#ga2">_stp_sprint</a>); +00049 <span class="keywordflow">return</span> ptr; +00050 } +00051 +00052 <span class="comment"></span> +00053 <span class="comment">/** Print addresses symbolically to the trace buffer.</span> +00054 <span class="comment"> * @param address The address to lookup.</span> +00055 <span class="comment"> * @note Symbolic lookups should not be done within</span> +00056 <span class="comment"> * a probe because it is too time-consuming. Use at module exit time.</span> +00057 <span class="comment"> */</span> +00058 +<a name="l00059"></a><a class="code" href="group__sym.html#ga3">00059</a> <span class="keywordtype">void</span> <a class="code" href="group__sym.html#ga3">_stp_symbol_print</a> (<span class="keywordtype">unsigned</span> <span class="keywordtype">long</span> address) +00060 { +00061 __stp_symbol_print (address, <a class="code" href="group__io.html#ga1">_stp_print</a>); +00062 } +00063 <span class="comment"></span> +00064 <span class="comment">/** @} */</span> +00065 <span class="preprocessor">#endif </span><span class="comment">/* _SYM_C_ */</span> +</pre></div></body></html> |